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Bug#615860: bnx2 adapter periodically dropping received packets (pause frames)



On Mon, 2011-02-28 at 14:14 +0000, Ben Hutchings wrote:
> On Mon, 2011-02-28 at 14:22 +0100, Joerg Morbitzer wrote:
> > Package: bnx2
> > Version: 2.6.32-5-amd64
> > Severity: normal
> > 
> > 
> > Hi all,
> > 
> > on my two Debian 6.0 (Squeeze) servers from HP (ProLiant DL380 G7) I have
> > issues with the on-board Broadcom NetXtreme II BCM5709 Gigabit 
> > Ethernet adapters: they constantly drop received network packets, and the
> > Cisco routing swtich 4948 is reporting pause frames coming from the
> > network card during this time.
> > 
> > I found the exact same bug report description including an upstream fix
> > by David Miller here :
> 
> I think that's a different bug.  And I don't see any fix by David Miller
> there.
> 
> > https://bugzilla.redhat.com/show_bug.cgi?id=640026
> > 
> > They increased the ring buffer size as far as I understand. 
> [...]
> 
> They increased the maximum allowed RX descriptor ring size.  You should
> first try changing the value to the current maximum yourself, with
> ethtool -C.

Sorry, ethtool -G.

Ben.

-- 
Ben Hutchings
Once a job is fouled up, anything done to improve it makes it worse.

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